new frontend videoob and new backend for youtube

weboob/backends/youtube/__init__.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+
+"""
+Copyright(C) 2010  Christophe Benz
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+from .backend import YoutubeBackend

weboob/backends/youtube/backend.py

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+# -*- coding: utf-8 -*-
+
+"""
+Copyright(C) 2010  Christophe Benz
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+from weboob.backend import Backend
+from weboob.capabilities.video import ICapVideoProvider
+
+from .browser import YoutubeBrowser
+
+class YoutubeBackend(Backend, ICapVideoProvider):
+    NAME = 'youtube'
+    MAINTAINER = 'Christophe Benz'
+    EMAIL = 'christophe.benz@gmail.com'
+    VERSION = '0.1'
+    DESCRIPTION = 'Youtube videos website'
+    LICENSE = 'GPLv3'
+
+    CONFIG = {}
+    browser = None
+
+    def need_browser(func):
+        def inner(self, *args, **kwargs):
+            if not self.browser:
+                self.browser = YoutubeBrowser()
+            return func(self, *args, **kwargs)
+        return inner
+
+    @need_browser
+    def iter_page_urls(self, mozaic_url):
+        raise NotImplementedError()
+
+    @need_browser
+    def get_video_url(self, page_url):
+        return self.browser.get_video_url(page_url)

weboob/backends/youtube/browser.py

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+# -*- coding: utf-8 -*-
+
+"""
+Copyright(C) 2009-2010  Christophe Benz
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+import re
+
+from weboob.tools.browser import Browser
+
+class YoutubeBrowser(Browser):
+    regex = re.compile(r'&t=([^ ,&]*)')
+    def get_video_url(self, page_url):
+        result = self.openurl(page_url).read()
+        for _signature in re.finditer(self.regex, result):
+            signature = _signature.group(1)
+            break
+        else:
+            return None
+        m = re.match(r'http://.*\.youtube\.com/watch\?v=(.+)', page_url)
+        video_id = m.group(1)
+        url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&fmt=18' % (video_id, signature)
+        return url